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Product Description
UL Specs
- UL 844 Hazardous Locations
- Class I, Division 1, Groups C,D
- Class I, Division 2, Groups A, B, C, D
- Class II, Division 1, Groups E, F, G
- Class II, Division 2, Groups F, G
- Class III
- UL 1598 Suitable for Wet Locations
- UL 1598A Marine Outside Type
- ABS
Key Features
- Watts: 80
- Lumens: 11200
- Lumens Per Watt: 140
- Replaces: 250 Watt Metal Halide
- Voltage: 100V-277V or 277V-480V
- Color Temperature: 5000K
- CRI: 70+
- Dimming: 0-10V
- Beam Angles (Std): 120°
- Beam Angles (Opt): 40° or 60° or 90°
- Optics: Tempered Glass Lens
- Lifespan: 50,000 (L70) hours
- Mounting: Yoke or 3/4 in NPT Pendant
- Fixture Color: Gray
- Frequency: 50-60Hz
- Power Factor: >.95
- THD: < 10%
Durable Construction
- Housing: Copper Free Aluminum
- IP Rating: IP66
- IK Rating: IK10
- Surge Protection: 10kV
- Operating Temperature: -22°F to 122°F
- Certifications: ETL | Rebate Eligible
- Warranty: 5 years
Measurements
- Dimensions: 11.6 X 11.6 X 9.57 in
- Weight: 27 lbs
Product SKU Variations
- SKU: MLLG-E-LED-EXPLD-80-50-C1D1
- Voltage: 100V-277V
- SKU: MLLG-E-LED-EXPLD-80-50-HV-C1D1
- Voltage: 277V-480V
Product Overview
This hazardous location LED fixture delivers 11,200 lumens at 80 watts, with a 140 lumens per watt efficiency. It is designed to replace 250 watt metal halide fixtures in classified environments.
The fixture operates on either 100V-277V or 277V-480V input, supporting a wide range of industrial power systems. It provides a 5000K color temperature and a CRI of 70+ for clear, neutral-white illumination.
Standard beam angle is 120°, with optional 40°, 60°, or 90° optics available. The tempered glass lens and copper-free aluminum housing are built for demanding environments.
Dimensions are 11.6 x 11.6 x 9.57 inches, and the fixture weighs 27 lbs. The finish is gray.
Where This Product Fits Best
This fixture is suitable for hazardous locations requiring UL 844 compliance, including Class I, Division 1 and 2 (Groups A, B, C, D), Class II, Division 1 and 2 (Groups E, F, G), and Class III environments.
It is also rated for wet locations under UL 1598 and for marine outside type applications under UL 1598A. The ABS certification supports use in marine and offshore settings.
With an IP66 rating, the fixture can be used in areas exposed to dust, water jets, or heavy washdown. The IK10 rating allows installation in locations where high impact resistance is required.
Operating temperature range is -22°F to 122°F, supporting use in both cold storage and high-heat industrial spaces.
Performance and Functional Considerations
The fixture provides 0-10V dimming for output control. Power factor is greater than 0.95, and total harmonic distortion is less than 10%.
Surge protection is rated at 10kV, supporting installation in facilities with electrical transients or unstable power.
The 50,000 hour L70 lifespan supports long-term operation with minimal maintenance. The copper-free aluminum housing resists corrosion in harsh environments.
Beam angle options allow adaptation to different mounting heights and coverage requirements. The tempered glass lens provides durability and optical clarity.
Installation and Long-Term Use
Mounting options include yoke or 3/4 inch NPT pendant, supporting both ceiling and pendant installations. The fixture's weight and dimensions should be considered when planning mounting points and support structures.
The IP66 rating allows for installation in locations exposed to water, dust, or washdown. The fixture is suitable for both indoor and outdoor hazardous locations.
Maintenance requirements are reduced due to the long LED lifespan and robust housing materials. The fixture is designed for environments where access for servicing may be limited.
Voltage compatibility covers both standard and high-voltage industrial systems, allowing integration into existing electrical infrastructure.
How This Fixture Is Commonly Used
After installation, the fixture provides consistent, high-output illumination in hazardous and wet environments. The 0-10V dimming capability allows you to adjust light levels as needed for different tasks or shifts.
The fixture's impact resistance and corrosion-resistant housing mean it can be relied on in areas with heavy equipment movement, vibration, or exposure to chemicals and salt air.
Beam angle selection at the time of installation determines how the light is distributed in the space. Once installed, the fixture operates with minimal user interaction beyond periodic inspection.
In day-to-day operation, the fixture maintains stable output and color temperature, supporting visibility and safety in classified areas.
Safety, Certifications, and Warranty
This fixture is UL 844 listed for hazardous locations, including Class I, Division 1 and 2; Class II, Division 1 and 2; and Class III environments.
It is UL 1598 listed for wet locations and UL 1598A listed for marine outside type use. The fixture carries ABS certification.
The product is ETL listed and is rebate eligible. IP66 and IK10 ratings support use in environments with water exposure and high impact risk.
LED Lighting Supply provides a 5 year warranty on this fixture.
Frequently Asked Questions
What voltage ranges are supported?
This fixture operates on 100V-277V or 277V-480V input.
What is the output and intended replacement?
The fixture delivers 11,200 lumens at 80 watts and is designed to replace 250 watt metal halide fixtures.
What environmental ratings does this fixture carry?
The fixture is rated IP66 for water and dust protection and IK10 for impact resistance. It is UL 1598 listed for wet locations and UL 1598A listed for marine outside type use.
What mounting options are available?
Mounting options include yoke or 3/4 inch NPT pendant.
What certifications does this fixture have?
This fixture is UL 844 listed, UL 1598 listed, UL 1598A listed, ABS certified, and ETL listed.
What is the warranty period?
LED Lighting Supply provides a 5 year warranty.
Application Questions and Clarification
This product description reflects the provided specifications, ratings, and configuration options. For questions related to site-specific conditions, electrical compatibility, control integration, or application requirements not addressed in the provided data, our team is available to provide clarification.






